States of Matter – Flashcards
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Gold's natural state has a definite shape and a definite volume. What is gold's natural state(s)?
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solid
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Sari is studying four different samples of materials. This table shows the mass and volume of the samples.
Which sample material(s) could be liquid?
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X
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Mercury's natural state is where the atoms are close to each other but are still free to pass by each other. In which state(s) could mercury naturally exist?
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liquid
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Density describes how much mass is contained in a certain volume. Knowing how far apart molecules are in each state, which best ranks solids, liquids, and gasses from least dense to most dense?
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gas < liquid < solid
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Gerry is looking at salt under a powerful microscope and notices a crystalline structure. What can be known about the salt sample that Gerry is looking at?
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The atoms are vibrating in place.
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In which phase(s) of matter are the atoms closely packed but still able to slide past each other?
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liquid
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Three grams of the same substance in different phases are stored in three different containers. Each container is barely large enough to hold the substance.
Which statement can be known about the behavior of the atoms in each container?
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The atoms in the solid would be vibrating in position.
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Atoms in a stay in a fixed position and have no freedom to move.
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solid
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Density involves the amount of a material in a certain volume. When a material changes phases, it changes in density in a predictable way as the amount of material stays the same but the molecules get farther apart or closer together. Water has solid and liquid states that do not follow these predictions of density in the phases of matter.
What does that mean about the densities of the phases of water?
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The liquid state is more dense than the solid state.
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Michael has a substance that he puts in Container 1. The substance has a volume of 5 cubic meters. He then puts the substance in Container 2, and it now has a volume of 10 cubic meters. In which phase(s) is the substance?
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gas
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Which statements best describe the atoms of the gas neon? Check all that apply.
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They move at high speeds.
They move freely in all directions.
They move constantly.
They are far apart.
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Which liquid is the most viscous?
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syrup
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Which statement best describes the atoms in a gas?
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They move freely in all directions.
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Sample Response: The windsurfer, his board, and the air and water around him are all made of matter. That matter is made up of very small particles called atoms, which cannot be divided.
What did you include in your response? Check all that apply.
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The windsurfer, his board, and the air and water around him are all made of matter.
That matter is made up of very small particles called atoms, which cannot be divided.
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Atoms In A Solids
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Stay in a fixed position
Have to freedom to move
Are held together by strong attractions
Vibrate in place
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Use the drop-down menus to complete the statements.
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The atoms in a solid remained in a fixed position.
The arrangement of atoms in a solid causes it to have a definite shape and volume.
Solids in which the atoms have no particular order or pattern are called non-crystalline solids.